02.50: Two thin lenses each with a focal length of +10 cm are located 30 cm apart with their optical axes aligned as shown. An object is placed 35 cm from the first lens. After the light has passed through both lenses, at what distance from the second lens will the final image be formed?

  05.41: In a system of lenses, it is reported that when t;5nre+(pd gkh /r seq1he calculation of the magnification was performed on a diverging lens that has focal length of magn+ dgnrep /rs(hk5q;1e itude f, the image size was identical to that of the object. How is this possible?

  07.43: Which of the foll*zb4+y drq3a( k6 kqn:5bxdipowing best represents the ray diagram construction for finding the image formed for the virtual object shox4 ykqqk3n5 6z(rba:ip d *+dbwn? The solid dots on either side of the lens locate the equal magnitude foci of the lens.

  15.34: An upward-pointin6 r9 1-p8h5usfwf1wmtejg0g xg object is placed 15.0 cm to the left of a lens system. The first lens is convex with focal length 10.0 cm. The second lens is convex with focal length 10 c???? and its location from the first lens is varied from 10 cm away to 110 cm away. Which one of the following choices best represents the description of the final image formed as the second lens is moved w56eg 91t1sm0f xphu r8jwf-g from x = 10 cm to x = 110 cm from the first lens?